/*
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES
 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
 * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
 * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
 * PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
 * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
 * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 *
 * You acknowledge that Software is not designed, licensed or intended
 * for use in the design, construction, operation or maintenance of
 * any nuclear facility.
 */

package com.sun.j2ee.blueprints.mailer.ejb;

import java.util.Date;
import java.util.Locale;

import javax.activation.DataHandler;
import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.naming.InitialContext;

import com.sun.j2ee.blueprints.mailer.exceptions.MailerAppException;
import com.sun.j2ee.blueprints.mailer.util.JNDINames;

/**
 * A helper class to create and send mail.
 */
public class MailHelper {

	/**
	 * This method creates an email message and sends it using the J2EE mail
	 * services
	 * 
	 * @param mailContent
	 *            contains the message contents to send
	 */
	public void createAndSendMail(String emailAddress, String subject,
			String mailContent, Locale locale) throws MailerAppException {
		try {
			InitialContext ic = new InitialContext();
			Session session = (Session) ic.lookup(JNDINames.MAIL_SESSION);
			Message msg = new MimeMessage(session);
			msg.setFrom();
			msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(
					emailAddress, false));
			msg.setSubject(subject);
			String contentType = "text/html";
			StringBuffer sb = new StringBuffer(mailContent);
			msg.setDataHandler(new DataHandler(new ByteArrayDataSource(sb
					.toString(), contentType)));
			msg.setHeader("X-Mailer", "JavaMailer");
			msg.setSentDate(new Date());
			Transport.send(msg);
		} catch (Exception e) {
			System.err.print("createAndSendMail exception : " + e);
			throw new MailerAppException("Failure while sending mail");
		}
	}
}
